Answer:
Option B because the initial fee stays the same which means that there will still be + 70 and then they added 60.
60t + 70
Step-by-step explanation:
Answer:
Step-by-step explanation:

Answer:
Step-by-step explanation:
Easy 54320
Answer:
t= <u>r-21</u>
7
Step-by-step explanation:
r = 7(t+3)
expanding the bracket
r = 7t + 21
bringing t to the left hand side
7t = r - 21
divide both sides by seven
t= <u>r-21</u>
7